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how to return index of a sorted list? [duplicate]
...ict(sorted(enumerate(l), key=lambda x: x[1])).keys()
[2, 0, 1, 3, 4]
See http://docs.python.org/library/collections.html#collections.OrderedDict for details.
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How do I convert a Java 8 IntStream to a List?
...eUploader: {
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Multiprocessing: How to use Pool.map on a function defined in a class?
...]))
See discussions:
What can multiprocessing and dill do together?
and:
http://matthewrocklin.com/blog/work/2013/12/05/Parallelism-and-Serialization
It even handles the code you wrote initially, without modification, and from the interpreter. Why do anything else that's more fragile and specifi...
Validate decimal numbers in JavaScript - IsNumeric()
...{ max-height: 100% !important; top: 0; }
I borrowed that regex from http://www.codetoad.com/javascript/isnumeric.asp. Explanation:
/^ match beginning of string
-{0,1} optional negative sign
\d* optional digits
\.{0,1} optional decimal point
\d+ at least one digit
$/ match end of string
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add created_at and updated_at fields to mongoose schemas
...gSchema = new Schema({..}, { timestamps: { createdAt: 'created_at' } });
http://mongoosejs.com/docs/guide.html#timestamps
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Random row from Linq to Sql
What is the best (and fastest) way to retrieve a random row using Linq to SQL when I have a condition, e.g. some field must be true?
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Rounding up to next power of 2
I want to write a function that returns the nearest next power of 2 number. For example if my input is 789, the output should be 1024. Is there any way of achieving this without using any loops but just using some bitwise operators?
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Java List.add() UnsupportedOperationException
I try to add objects to a List<String> instance but it throws an UnsupportedOperationException .
Does anyone know why?
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Is it possible to print a variable's type in standard C++?
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How to convert C# nullable int to int
How do I convert a nullable int to an int ? Suppose I have 2 type of int as below:
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